From Fanatical Giveaway. May have some region restrictions as often Fantatical games do. Please see comments in this post for user reported restrictions

https://www.steamgifts.com/discussion/7ki4k/freesteam-alchemy-garden

This Key Expires On July 12, 2023 at 11:00 PM (UTC)

Steam : https://store.steampowered.com/app/935400/Alchemy_Garden/